which is driven by the brake wheel is carried at the top of the upright shaft , in the centre of the mill . the bin floor is where the grain is stored before being ground into flour . the sack ho ##ist mechanism is housed on this floor , driven from the wooden crown wheel on the floor below by belt . the stone floor is where the two pairs of under ##dr ##if ##t french burr mills ##tones are located . the stones are 4 feet 4 inches ( 1 @ . @ 32 m ) and 4 feet 7 inches ( 1 @ . @ 40 m ) diameter . the wooden crown wheel is located towards the ceiling . this drives the sack ho
which is driven by the brake wheel is carried at the top of the upright shaft, in the centre of the mill. the bin floor is where the grain is stored before being ground into flour. the sack hoist mechanism is housed on this floor, driven from the wooden crown wheel on the floor below by belt. the stone floor is where the two pairs of underdrift french burr millstones are located. the stones are 4 feet 4 inches ( 1 @. @ 32 m ) and 4 feet 7 inches ( 1 @. @ 40 m ) diameter. the wooden crown wheel is located towards the ceiling. this drives the sack ho